interface SnowflakeIOOptions {
    id?: number;
    datacenter?: number;
    worker?: number;
    epoch?: number;
    seqMask?: number;
}
type BigInt2String = string;

/**
 * 分布式ID生成器 (雪花算法改进版)
 * 64位ID结构: [时间戳(42位) | 节点ID(10位) | 序列号(12位)]
 */
declare class SnowflakeId {
    private static readonly MAX_DATACENTER;
    private static readonly MAX_WORKER;
    private static readonly MAX_SEQUENCE;
    private readonly id;
    private readonly genId;
    private readonly epoch;
    private readonly seqMask;
    private seq;
    private lastTime;
    private overflow;
    constructor(options?: SnowflakeIOOptions);
    next(cb?: (err: Error | null, id?: Buffer) => void): Buffer | undefined;
    private handleClockBackwards;
    private handleOverflow;
    private generateId;
}

/**
 * Snowflake
 * @description 雪花算法生成类
 */
declare class Snowflake {
    private static instance;
    private instances;
    /**
     * @description 生成雪花算法ID
     * @param options
     */
    static generate(options?: SnowflakeIOOptions): Buffer;
    private maker;
    /**
     * @description 设置雪花算法配置
     * @param options
     */
    setOptions(options: SnowflakeIOOptions): SnowflakeId;
    /**
     * @description 快速生成雪花id，Buffer
     */
    static generateSnowflakeIdBuffer(options?: SnowflakeIOOptions): Buffer;
    /**
     * @description 快速生成雪花id，BigInt
     */
    static generateSnowflakeIdBigint(options?: SnowflakeIOOptions): BigInt;
    /**
     * @description 快速生成雪花id，String(BigInt)
     */
    static generateSnowflakeIdString(options?: SnowflakeIOOptions): BigInt2String;
    /**
     * @description Snowflake Instance
     */
    static getInstance(): Snowflake;
}
/**
 * 快速生成雪花id，Buffer
 * @param options
 * @return Buffer
 */
declare const generateSnowflakeIdBuffer: (options?: SnowflakeIOOptions) => Buffer;
/**
 * 快速生成雪花id，BigInt
 * @param options
 * @return BigInt
 */
declare const generateSnowflakeIdBigint: (options?: SnowflakeIOOptions) => BigInt;
/**
 * 快速生成雪花id，String(BigInt)
 * @param options
 * @return String(BigInt)
 */
declare const generateSnowflakeIdString: (options?: SnowflakeIOOptions) => BigInt2String;
/**
 * 快速生成雪花id，String(BigInt)
 * @param options
 */
declare const snowflakeId: (options?: SnowflakeIOOptions) => BigInt2String;

export { Snowflake, SnowflakeIOOptions, generateSnowflakeIdBigint, generateSnowflakeIdBuffer, generateSnowflakeIdString, snowflakeId };